Repel house, stable, face, and horn flies from sensitive areas around your horse's face, head, and around wounds with Roll-On Fly Repellent. Easy application with rollerball for effortless coverage. Great to use on dogs! Contains Pyrethrins, Piperonyl Butoxide,Di-n-propyl Isocinchomeronate and N-Octyl Bicycloheptene Dicarboximide.